About the Number

2019401248

2019401247 ← → 2019401249

2進数表記:1111000010111011001111000100000

漢数字表記:二十億千九百四十万千二百四十八

素因数分解:

2 5 × 47 1 × 877 1 × 1531 1

素因数の和:2465
約数の個数: 48
約数和(自身を含む): 4067570304
約数和(自身を除く): 2048169056

約数列:
[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 877, 1504, 1531, 1754, 3062, 3508, 6124, 7016, 12248, 14032, 24496, 28064, 41219, 48992, 71957, 82438, 143914, 164876, 287828, 329752, 575656, 659504, 1151312, 1319008, 1342687, 2302624, 2685374, 5370748, 10741496, 21482992, 42965984, 63106289, 126212578, 252425156, 504850312, 1009700624, 2019401248]

約数ペア:
[(1, 2019401248), (2, 1009700624), (4, 504850312), (8, 252425156), (16, 126212578), (32, 63106289), (47, 42965984), (94, 21482992), (188, 10741496), (376, 5370748), (752, 2685374), (877, 2302624), (1504, 1342687), (1531, 1319008), (1754, 1151312), (3062, 659504), (3508, 575656), (6124, 329752), (7016, 287828), (12248, 164876), (14032, 143914), (24496, 82438), (28064, 71957), (41219, 48992)]

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